HSL(237, 100%, 17%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(237,100%,17%)]

Color Conversions

Format Value CSS Usage
HSL hsl(237, 100%, 17%) color: hsl(237, 100%, 17%)
HEX #000457 color: #000457
RGB rgb(0, 4, 87) color: rgb(0, 4, 87)
CMYK cmyk(100%, 95%, 0%, 66%)
HSV hsv(237, 100%, 34%)
HWB hwb(237 0% 66%) color: hwb(237 0% 66%)
OKLCH oklch(0.2125 0.139 264.2) color: oklch(0.2125 0.139 264.2)
Lab lab(7 33.23 -47.7) color: lab(7 33.23 -47.7)
LCH lch(7 58.13 304.86) color: lch(7 58.13 304.86)

Color Theory

Complementary

Triadic

Analogous

Tetradic (Square)

Split-Complementary

Accessibility (WCAG)

White text on color

Black text on color

Color on white bg

Colored text

Contrast Ratios

vs White 18.18:1
vs Black 1.15:1

AA Normal (4.5:1)

on White: PASS ✓ on Black: FAIL ✗

AA Large (3:1)

on White: PASS ✓ on Black: FAIL ✗

AAA Normal (7:1)

on White: PASS ✓

Best text on this color: white

Color Blindness Simulation

Protanopia (Red-blind)

#020243 — rgb(2, 2, 67)

Deuteranopia (Green-blind)

#02013E — rgb(2, 1, 62)

Tritanopia (Blue-blind)

#003330 — rgb(0, 51, 48)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(237, 100%, 17%);

text

color: hsl(237, 100%, 17%);

border

border: 2px solid hsl(237, 100%, 17%);

gradient light

background: linear-gradient(to right, hsl(237, 100%, 37%), hsl(237, 100%, 17%));

gradient dark

background: linear-gradient(to right, hsl(237, 100%, 17%), hsl(237, 100%, 0%))

hex

background-color: #000457;

tailwind

bg-[hsl(237,100%,17%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(237, 100%, 17%, 0.4);

css variable

--color-primary: hsl(237, 100%, 17%);

Related Colors

Use Cases for Blue

Corporate branding Trust signals Tech products Social media Primary buttons

Frequently Asked Questions

What are all the color codes for HSL(237, 100%, 17%)?

HEX: #000457 | RGB: rgb(0, 4, 87) | CMYK: 100%, 95%, 0%, 66% | HSV: 237°, 100%, 34%. Copy any format from the conversion table above.

What colors go well with #000457?

The complementary color is HSL(57, 100%, 17%). For a triadic harmony, use hues 237°, 357°, and 117°. For analogous combinations, try hues 207° and 267°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(237, 100%, 17%) in CSS?

As HSL: color: hsl(237, 100%, 17%); — As HEX: color: #000457; — As RGB: color: rgb(0, 4, 87); — Tailwind CSS: bg-[hsl(237,100%,17%)] — CSS variable: --color-primary: hsl(237, 100%, 17%);